| Axcon AB | Construction | 2020 |
| Ab Rafael | Construction | 2020 |
| Ab Reltima Ltd | Manufacturing | 1975 |
| Agatrans Ab | Water & waste | 1993 |
| Alandia-Rent Ab | Administrative & support | 2024 |
| Aranyx Ab | Other services | 2023 |
| Axsafe Ab | Administrative & support | 2013 |
| BCs Byggtjänster Ab | Construction | 2022 |
| Blomsterlunds Bygg Ab | Construction | 2022 |
| Byggeriet Ab | Real estate | 2021 |
| Byggkonsult Björn Holmström Ab | Professional & scientific | 2000 |
| Creanova AB | Financial services | 2024 |
| DN Entreprenad AB | Construction | 2021 |
| Djurlyckan Ab | Other services | 2020 |
| Djurviks Gästgård öppet bolag | Hospitality | 2009 |
| EC Redovisning Ab | Professional & scientific | 2023 |
| ELWID Öppet bolag | Manufacturing | 2014 |
| Ekonomistudion Ab | Professional & scientific | 2018 |
| Eventkompaniet Ab | Arts & recreation | 2024 |
| Fastighets AB Jordgubben | Real estate | 2022 |
| Fastighets Ab Reviret | Real estate | 2010 |
| Fina Fisken Åland Ab | Wholesale & retail | 2011 |
| Finbo Fastigheter Ab | Real estate | 2022 |
| Frilio öppet bolag | Hospitality | 2018 |
| Furulund Ab | Professional & scientific | 2001 |
| Global offshore project consulting Ab | Professional & scientific | 2017 |
| Gottby Matt och Tapet Ab | Wholesale & retail | 2007 |
| Granlunda Gård Ab | Arts & recreation | 2016 |
| HS Consulting Ab | Professional & scientific | 2022 |
| Hammarudda bygg Ab | Construction | 2025 |
| Hammarudda såg öppet bolag | Manufacturing | 2016 |
| Hamnkrogen Ab | Hospitality | 1988 |
| Hasselbacken Invest Ab | Financial services | 2018 |
| Infra Projektering AX Ab | Professional & scientific | 2025 |
| J Larsson Konsult AB | Professional & scientific | 2022 |
| Jomala Skogsentreprenad Ab | Agriculture & fishing | 2013 |
| Jomala Skyservice Ab | Administrative & support | 2013 |
| Jorid Ab | Real estate | 2018 |
| KVA Service Ab | Construction | 2025 |
| Karlssons Infra Ab | Construction | 2017 |
| Kranis Ab | Construction | 2012 |
| Kungshaga Ab | Wholesale & retail | 1968 |
| LW Bränsletransport Ab | Transport & logistics | 2008 |
| Lyyski Bostäder AB | Real estate | 2019 |
| Lakris Ab | Hospitality | 2012 |
| Larsson Holding Ab | Financial services | 2017 |
| M.Equestrian Sports Ab | Arts & recreation | 2024 |
| MAAX Invest Ab | Professional & scientific | 2017 |
| Mattssons Svets Kommanditbolag | Manufacturing | 1989 |
| Mitec Marine Ab | Wholesale & retail | 2022 |
| Monitor Management Consulting Ab | Professional & scientific | 1989 |
| Murman på Åland Ab | Construction | 1993 |
| Niska Export Ab | Hospitality | 2011 |
| OK Transport Ab | Transport & logistics | 2020 |
| OY Ekerson AB | Hospitality | 2015 |
| Olgas Åker Ab | Wholesale & retail | 2022 |
| Olivers Service Ab | Administrative & support | 2023 |
| Oy Ohhoh Ab | Professional & scientific | 2019 |
| Peruna Deep Capital Ab | Financial services | 2025 |
| Peruna Deep Consulting Ab | Information & communication | 2024 |
| Premium Car Care Oy | Wholesale & retail | 2026 |
| Premont Ab | Construction | 2014 |
| Rafaels Export Ab | Mining & quarrying | 2007 |
| Remarine Ab | Professional & scientific | 2022 |
| Ro-No Ab | Arts & recreation | 1974 |
| Siljan Konsult Ab | Construction | 1989 |
| Sindéns bygg Ab | Construction | 2021 |
| SpoREko Ab | Professional & scientific | 2006 |
| Stavos öppet bolag | Professional & scientific | 2013 |
| Stenroos Investments Ab | Construction | 2007 |
| Stormfast Ab | Real estate | 2018 |
| Strandco Oy | Wholesale & retail | 2008 |
| Strandlunda Holding Ab | Professional & scientific | 2017 |
| Strandslingans Småbåtshamn andelslag | Transport & logistics | 2011 |
| Stuga & Äventyr Ab | Hospitality | 2010 |
| Svalan & Martofs Ab | Wholesale & retail | 1990 |
| Svinryggens Deponi Ab | Water & waste | 1992 |
| Synic group Ab | Information & communication | 2025 |
| Tomas Lyyski Ab | Professional & scientific | 2020 |
| Videlund Ab | Professional & scientific | 2024 |
| Widmans Kross & Grus Ab | Manufacturing | 1972 |
| Åkeri Jan Widman Ab | Transport & logistics | 2002 |
| Ålands Ljud & Ljus Teknik Ab | Wholesale & retail | 2009 |
| Ålandsbonden Ab | Wholesale & retail | 2008 |